osrm-backend/src/server/service/match_service.cpp
2016-04-05 22:58:32 +02:00

75 lines
2.5 KiB
C++

#include "server/service/match_service.hpp"
#include "engine/api/match_parameters.hpp"
#include "server/api/parameters_parser.hpp"
#include "server/service/utils.hpp"
#include "util/json_container.hpp"
#include <boost/format.hpp>
namespace osrm
{
namespace server
{
namespace service
{
namespace
{
std::string getWrongOptionHelp(const engine::api::MatchParameters &parameters)
{
std::string help;
const auto coord_size = parameters.coordinates.size();
const bool param_size_mismatch = constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG, "hints",
parameters.hints, coord_size, help) ||
constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG, "bearings",
parameters.bearings, coord_size, help) ||
constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG, "radiuses",
parameters.radiuses, coord_size, help) ||
constrainParamSize(PARAMETER_SIZE_MISMATCH_MSG, "timestamps",
parameters.timestamps, coord_size, help);
if (!param_size_mismatch && parameters.coordinates.size() < 2)
{
help = "Number of coordinates needs to be at least two.";
}
return help;
}
} // anon. ns
engine::Status MatchService::RunQuery(std::vector<util::Coordinate> coordinates,
std::string &options,
util::json::Object &result)
{
auto options_iterator = options.begin();
auto parameters =
api::parseParameters<engine::api::MatchParameters>(options_iterator, options.end());
if (!parameters || options_iterator != options.end())
{
const auto position = std::distance(options.begin(), options_iterator);
result.values["code"] = "invalid-options";
result.values["message"] =
"Options string malformed close to position " + std::to_string(position);
return engine::Status::Error;
}
BOOST_ASSERT(parameters);
parameters->coordinates = std::move(coordinates);
if (!parameters->IsValid())
{
result.values["code"] = "invalid-options";
result.values["message"] = getWrongOptionHelp(*parameters);
return engine::Status::Error;
}
BOOST_ASSERT(parameters->IsValid());
return BaseService::routing_machine.Match(*parameters, result);
}
}
}
}